Dyfyniad APA

FAO. (1990). FAO food and nutrition paper N.49: Specifications for identity and purity of certain food additives. Rome: FAO.

Dyfyniad Arddull Chicago

FAO. FAO Food and Nutrition Paper N.49: Specifications for Identity and Purity of Certain Food Additives. Rome: FAO, 1990.

Dyfyniad MLA

FAO. FAO Food and Nutrition Paper N.49: Specifications for Identity and Purity of Certain Food Additives. Rome: FAO, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.